/**
 * Forja do Mago – Smart Conversions
 * Banner de Cupão Dinâmico – Fase 2
 *
 * Tema: RPG/Gaming escuro com destaques em dourado e vermelho néon.
 * Paleta:
 *   --fsc-bg:     #0d0f14   (fundo do banner)
 *   --fsc-gold:   #c9a84c   (dourado principal)
 *   --fsc-amber:  #e8c96a   (dourado claro / hover)
 *   --fsc-red:    #e84040   (urgência)
 *   --fsc-orange: #e88240   (transição)
 *   --fsc-border: #2a3548   (bordas subtis)
 *   --fsc-text:   #d0dcea   (texto principal)
 *   --fsc-muted:  #7a8fa8   (texto secundário)
 */

/* ============================================================
   VARIÁVEIS
============================================================ */
#fsc-coupon-banner {
  --fsc-bg:       #0d0f14;
  --fsc-surface:  #13171f;
  --fsc-gold:     #c9a84c;
  --fsc-amber:    #e8c96a;
  --fsc-red:      #e84040;
  --fsc-orange:   #e88240;
  --fsc-border:   #2a3548;
  --fsc-text:     #d0dcea;
  --fsc-muted:    #7a8fa8;
  --fsc-radius:   8px;
  --fsc-shadow:   0 -4px 32px rgba(0, 0, 0, .7), 0 0 0 1px rgba(201, 168, 76, .15);
  --fsc-font:     -apple-system, "Segoe UI", sans-serif;
}

/* ============================================================
   BANNER BASE — Posicionado na base do ecrã
============================================================ */
#fsc-coupon-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99999;
  font-family: var(--fsc-font);
  font-size: 14px;
  line-height: 1.5;

  /* Entrada: começa fora do ecrã */
  transform: translateY(100%);
  opacity: 0;
  transition:
    transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
    opacity   0.35s ease;

  /* Borda dourada no topo */
  border-top: 2px solid var(--fsc-gold);
  box-shadow: var(--fsc-shadow);
  background: var(--fsc-bg);
}

/* Estado visível */
#fsc-coupon-banner.fsc-banner--visible {
  transform: translateY(0);
  opacity: 1;
}

/* Estado oculto (saída) */
#fsc-coupon-banner.fsc-banner--hidden {
  transform: translateY(100%);
  opacity: 0;
}

/* Estado recolhido — desliza para baixo, expondo apenas a aba */
#fsc-coupon-banner.fsc-banner--collapsed {
  transform: translateY(calc(100% - 28px)); /* altura da aba */
}

/* Estado a expirar */
#fsc-coupon-banner.fsc-banner--expiring {
  border-top-color: var(--fsc-red);
  animation: fsc-shake 0.4s ease;
}

@keyframes fsc-shake {
  0%, 100% { transform: translateX(0);  }
  20%       { transform: translateX(-5px); }
  40%       { transform: translateX(5px);  }
  60%       { transform: translateX(-3px); }
  80%       { transform: translateX(3px);  }
}

/* ============================================================
   ABA DE RECOLHER / EXPANDIR
   Fica sempre visível no topo do banner (mesmo recolhido)
============================================================ */
.fsc-banner__tab {
  position: absolute;
  top: -28px;          /* sobe acima da borda do banner */
  left: 50%;
  transform: translateX(-50%);

  display: flex;
  align-items: center;
  gap: 7px;

  background: var(--fsc-bg);
  border: 2px solid var(--fsc-gold);
  border-bottom: none;            /* funde visualmente com o banner */
  border-radius: 8px 8px 0 0;
  padding: 3px 14px 3px 12px;
  cursor: pointer;

  font-family: "Courier New", monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--fsc-gold);
  letter-spacing: .04em;
  white-space: nowrap;

  transition: background .15s, color .15s, box-shadow .15s;
  box-shadow: 0 -2px 12px rgba(201, 168, 76, .15);

  /* Garante que fica sobre o conteúdo */
  z-index: 1;
}

.fsc-banner__tab:hover {
  background: rgba(201, 168, 76, .1);
  color: var(--fsc-amber);
  box-shadow: 0 -2px 16px rgba(201, 168, 76, .3);
}

.fsc-banner__tab:active {
  transform: translateX(-50%) scale(.97);
}

/* Seta: roda conforme o estado */
.fsc-banner__tab-arrow {
  display: inline-block;
  font-style: normal;
  font-size: 10px;
  line-height: 1;
  transition: transform .35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Recolhido → seta aponta para CIMA (convidar a expandir) */
#fsc-coupon-banner.fsc-banner--collapsed .fsc-banner__tab-arrow {
  transform: rotate(180deg);
}

/* Timer mini dentro da aba (visível só quando recolhido) */
.fsc-banner__tab-timer {
  font-family: "Courier New", monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--fsc-amber);
  letter-spacing: .05em;
  transition: opacity .2s;
  min-width: 36px;
  text-align: center;
}

/* Urgência: pisca quando nos últimos 5min */
.fsc-banner__tab-timer.fsc-countdown--urgent {
  color: var(--fsc-red);
  animation: fsc-blink-timer 1s ease-in-out infinite;
}

/* ============================================================
   INNER LAYOUT
============================================================ */
.fsc-banner__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

/* ============================================================
   ÍCONE DE CHAMA
============================================================ */
.fsc-banner__flame {
  font-size: 28px;
  flex-shrink: 0;
  animation: fsc-pulse 2s ease-in-out infinite;
  filter: drop-shadow(0 0 8px rgba(201, 168, 76, .6));
}

@keyframes fsc-pulse {
  0%, 100% { transform: scale(1);    filter: drop-shadow(0 0  8px rgba(201, 168, 76, .6)); }
  50%       { transform: scale(1.12); filter: drop-shadow(0 0 16px rgba(232, 201, 106, .8)); }
}

/* ============================================================
   CONTEÚDO CENTRAL
============================================================ */
.fsc-banner__content {
  flex: 1;
  min-width: 0;
}

.fsc-banner__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--fsc-amber);
  margin: 0 0 2px;
  text-shadow: 0 0 12px rgba(201, 168, 76, .3);
  letter-spacing: .02em;
}

.fsc-banner__body {
  font-size: 13px;
  color: var(--fsc-text);
  margin: 0 0 8px;
}

.fsc-banner__body strong {
  color: var(--fsc-amber);
}

/* ============================================================
   META: CÓDIGO + TIMER
============================================================ */
.fsc-banner__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 20px;
}

/* Código do cupão */
.fsc-banner__coupon-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--fsc-muted);
}

.fsc-banner__coupon-code {
  font-family: "Courier New", "Lucida Console", monospace;
  font-size: 14px;
  font-weight: 700;
  color: var(--fsc-amber);
  background: rgba(201, 168, 76, .1);
  border: 1px solid rgba(201, 168, 76, .25);
  border-radius: 4px;
  padding: 2px 8px;
  letter-spacing: .08em;
}

.fsc-banner__copy {
  background: transparent;
  border: 1px solid var(--fsc-border);
  border-radius: 4px;
  color: var(--fsc-muted);
  cursor: pointer;
  font-size: 13px;
  padding: 2px 6px;
  transition: all .15s;
  line-height: 1;
}

.fsc-banner__copy:hover {
  border-color: var(--fsc-gold);
  color: var(--fsc-gold);
}

/* Timer */
.fsc-banner__timer-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--fsc-muted);
}

.fsc-banner__timer {
  font-family: "Courier New", "Lucida Console", monospace;
  font-size: 18px;
  font-weight: 700;
  color: var(--fsc-gold);
  letter-spacing: .05em;
  text-shadow: 0 0 10px rgba(201, 168, 76, .4);
  min-width: 52px;
  display: inline-block;
  transition: color .3s;
}

/* Urgência nos últimos 5 minutos */
.fsc-banner__timer.fsc-countdown--urgent {
  color: var(--fsc-red);
  text-shadow: 0 0 10px rgba(232, 64, 64, .5);
  animation: fsc-blink-timer 1s ease-in-out infinite;
}

@keyframes fsc-blink-timer {
  0%, 100% { opacity: 1; }
  50%       { opacity: .65; }
}

/* ============================================================
   AÇÕES (CTA + FECHAR)
============================================================ */
.fsc-banner__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.fsc-banner__cta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: linear-gradient(135deg, #c9a84c 0%, #e8c96a 50%, #c9a84c 100%);
  background-size: 200% 100%;
  color: #0d0f14;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--fsc-radius);
  padding: 9px 18px;
  letter-spacing: .04em;
  white-space: nowrap;
  transition: background-position .3s, transform .15s, box-shadow .15s;
  box-shadow: 0 2px 12px rgba(201, 168, 76, .3);
}

.fsc-banner__cta:hover {
  background-position: 100% 0;
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(201, 168, 76, .5);
  color: #0d0f14;
  text-decoration: none;
}

.fsc-banner__cta:active {
  transform: translateY(0);
}

.fsc-banner__close {
  background: transparent;
  border: 1px solid var(--fsc-border);
  border-radius: 50%;
  color: var(--fsc-muted);
  cursor: pointer;
  font-size: 14px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .15s;
  flex-shrink: 0;
  padding: 0;
  line-height: 1;
}

.fsc-banner__close:hover {
  border-color: var(--fsc-red);
  color: var(--fsc-red);
  background: rgba(232, 64, 64, .08);
}

/* ============================================================
   BARRA DE PROGRESSO
============================================================ */
.fsc-banner__progress {
  height: 3px;
  background: rgba(255, 255, 255, .05);
}

.fsc-banner__progress-bar {
  height: 100%;
  width: 100%;
  background: var(--fsc-gold);
  transition: width 1s linear, background .5s ease;
  box-shadow: 0 0 6px currentColor;
}

/* ============================================================
   MENSAGEM DE EXPIRADO
============================================================ */
.fsc-banner__expired {
  font-size: 13px;
  color: var(--fsc-muted);
  text-align: center;
  padding: 4px 0;
  margin: 0;
}

/* ============================================================
   RESPONSIVO — Mobile
============================================================ */
@media (max-width: 640px) {
  .fsc-banner__inner {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 14px;
  }

  .fsc-banner__flame {
    font-size: 22px;
  }

  .fsc-banner__title {
    font-size: 14px;
  }

  .fsc-banner__body {
    font-size: 12px;
  }

  .fsc-banner__meta {
    gap: 8px 12px;
  }

  .fsc-banner__timer {
    font-size: 16px;
  }

  .fsc-banner__actions {
    width: 100%;
    justify-content: space-between;
  }

  .fsc-banner__cta {
    flex: 1;
    justify-content: center;
    padding: 9px 12px;
  }
}

@media (max-width: 380px) {
  .fsc-banner__coupon-label {
    flex-wrap: wrap;
  }
}

/* Esconde a barra de progresso quando recolhido (fica dentro do banner oculto) */
#fsc-coupon-banner.fsc-banner--collapsed .fsc-banner__progress {
  visibility: hidden;
}

/* ============================================================
   RESPONSIVO — Mobile (aba menor em telas pequenas)
============================================================ */
@media (max-width: 480px) {
  .fsc-banner__tab {
    padding: 3px 10px 3px 9px;
    font-size: 11px;
    gap: 5px;
  }

  .fsc-banner__tab-timer {
    font-size: 11px;
    min-width: 30px;
  }
}

/* ============================================================
   ACESSIBILIDADE — Movimento reduzido
============================================================ */
@media (prefers-reduced-motion: reduce) {
  #fsc-coupon-banner {
    transition: opacity .2s ease;
  }

  .fsc-banner__flame,
  .fsc-banner__timer.fsc-countdown--urgent,
  .fsc-banner__tab-timer.fsc-countdown--urgent {
    animation: none;
  }

  .fsc-banner__progress-bar {
    transition: width 1s linear;
  }

  .fsc-banner__tab-arrow {
    transition: transform .15s ease;
  }
}